Finding the Fourth Proportional to 1,421,612.56, 2,132,792.70 and 510,886.99
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Solution
The fourth proportional to 1,421,612.56, 2,132,792.70 and 510,886.99 is: 766,464.84
Step by Step Solution
- Step 1: Write the proportion equation
1,421,612.56 : 2,132,792.70 = 510,886.99 : x - Step 2: Convert to fraction form
1,421,612.56/2,132,792.70 = 510,886.99/x - Step 3: Cross multiply
1,421,612.56x = 2,132,792.70 × 510,886.99 - Step 4: Simplify right side
1,421,612.56x = 1,089,616,042,796.97 - Step 5: Solve for x
x = 1,089,616,042,796.97/1,421,612.56 - Step 6: Final answer
x = 766,464.84
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.